Description

4-(4-Dimethylaminophenylazo)Benzenearsonic Acid Hydrochloride is a specialized organoarsenic compound with a distinct azo dye structure, serving as a critical intermediate in advanced chemical synthesis. Its unique molecular architecture, combining an arsenic acid group with a dimethylamino-substituted azo chromophore, makes it valuable for creating functional materials with specific optical or coordination properties. This high-purity chemical is primarily utilized by research institutions and industrial R&D departments focused on developing novel catalysts, analytical reagents, and specialized dyes.

Application

• Chemical Research & Development: A key synthetic intermediate for novel organoarsenic compounds and coordination complexes.
• Analytical Chemistry: Potential use as a chromogenic reagent or a precursor for spectrophotometric analysis due to its azo dye moiety.
• Material Science: Investigation as a building block for functional dyes, pigments, or metal-organic frameworks (MOFs).
• Catalysis Development: Exploration as a ligand precursor for designing novel catalytic systems in organic transformations.
• Pharmaceutical Research: Used in exploratory synthesis for biologically active molecules, subject to strict regulatory pathways.
• Photochemical Studies: Serves as a model compound for studying the photophysics and photochemistry of azo-arsenic derivatives.

Basic Information

Product Name	4-(4-Dimethylaminophenylazo)Benzenearsonic Acid Hydrochloride
CAS No.	73688-85-4
Molecular Formula	C14H16AsClN3O3
Molecular Weight	372.67 g/mol
Synonyms	p-(4-Dimethylamino-phenylazo)-benzenearsonic acid hydrochloride; 4-[(4-Dimethylamino)phenylazo]benzenearsonic acid hydrochloride; Dimethyl Yellow Arsenic Acid Derivative; Azo Arsenic Acid HCl Salt; [4-(Dimethylamino)phenyl]diazenyl]benzenearsonic acid hydrochloride; C.I. Solvent Yellow 2 related arsenic acid; (4-((4-(Dimethylamino)phenyl)diazenyl)phenyl)arsonic acid hydrochloride
EINECS	Contact for details

Quality Control

Our 4-(4-Dimethylaminophenylazo)Benzenearsonic Acid Hydrochloride is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for purity assessment, IR and NMR for structural confirmation, and elemental analysis. A Certificate of Analysis (COA) detailing all specifications and test results is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its complex organic-arsenic nature, it should be stored separately from strong oxidizing agents and strong bases.

Specification

Item	Specification
Appearance	Orange to red crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Arsenic Content	Confirmatory test

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.